ProgramNode(0...32)(
  [],
  StatementsNode(0...32)(
    [AliasNode(0...17)(
       InterpolatedSymbolNode(6...11)(
         (6...8),
         [StringNode(8...10)(nil, (8...10), nil, "<<")],
         (10...11)
       ),
       InterpolatedSymbolNode(12...17)(
         (12...14),
         [StringNode(14...16)(nil, (14...16), nil, ">>")],
         (16...17)
       ),
       (0...5)
     ),
     AliasNode(19...32)(
       SymbolNode(25...28)((25...26), (26...28), nil, "<<"),
       SymbolNode(29...32)((29...30), (30...32), nil, ">>"),
       (19...24)
     )]
  )
)
